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视频标签：Astronomy
所属栏目：高中英语优质课视频
视频课题：人教版高中英语必修三Book3 Unit4 Astronomy the science of the stars Using Language II甘肃
教学设计、课堂实录及教案：人教版高中英语必修三Book3 Unit4 Astronomy the science of the stars Using Language II甘肃省级优课
Book3
Unit4 Using Language II 教学设计 1. Teaching Analysis 教情分析 1.1 Teaching objectives-教学目标 1.1.1 Language target语言目标
1.1.1.1 Key words & expressions重点词汇和短语
1.1.1.1.1 For applying: spaceship, pull, float cheer up; now that ,
break out, watch out for
1.1.1.1.2 For comprehending: lessen, weightlessly, get the hang of, exhaust; 1.1.1.2 Sentence structures:
① When we get closer to the moon, we shall feel its gravity pulling us, but it will not be as strong a pull as the earth’s.P31
② But when I tried to step forward, I found I was carried twice as far as on the earth and fell over.P31
③ Astronomy is a scientific subject made up of mathematics and physics.P32 ④ Before we left, Li Yanping explained to me (that )the force of gravity would change three times on our journey and that the first change would be the most powerful. P30
⑤ We watched, amazed as fire broke out on the outside of the spaceship as the earth’s gravity increased.P31 1.1.2 Ability goals能力目标
1.1.2.1 Enable Ss to know how to guess the new words according to the passage. 1.1.2.2 Enable Ss to talk about the change of the gravity from earth to the moon. 1.1.2.3 Enable the Ss to talk about problems on the journey to the moon and the solutions.
1.1.3 Emotion goals情感目标
Enable Ss to be interested in astronomy . 1.2 Important & difficult teaching points-教学重难点 1.2.1 Important teaching points-教学重点
How to understand the changes from earth to moon. 1.2.2 Difficult teaching points-教学难点
Talk about the problems on the moon and solutions. 2. Student analysis学情分析 2.1 Fundamental state基本情况
通过前面四个课时的学习，尤其是第1课时的listening and speaking，学生对本单元的话题Astronomy: the science of the stars已有一定了解，通过第2课时reading practice进一步丰富了一些有关天文学的信息和知识，也激活了学生的思维，为本节课进行短文的阅读和理解以及写作奠定了基础。 2.2 Knowledge reserve知识储备
Students know some knowledge about astronomy. They also know some famous ideas about the gravity.What are learned in former periods gets Ss interested in the topic of this period.
2.3 Class data本班实际: students have learnt something about astronomy,especially something about the solar system.They are interested in it 3. Teaching methods教法建议
question and answer method问答法，task-based teaching method任务型教学法，communicative approach交际法，situational teaching approach情景教学法, group cooperation research approach小组合作探究法 4. Teaching Aids教学辅助
blackboard , computer or ipad, projector 5.Teaching procedures-教学进程 Step I Revision
Revise something about the solar system and some words and phrases. spaceship, pull, float cheer up; now that , break out, watch out for
Step II Lead-in
(Teachers show pictures and questions to draw students’ attention to the topic to be talked about.) Step III Listening
Listen to the tape and answer some questions
1. How many times would the force of gravity change when they flew to the moon? 2. Was that leaving the moon’s gravity as painful as leaving the earth’s? Why?
Step IV Reading
Fast reading: Read the passage quickly, finish the true or false questions: Detailed reading: Read the passage carefully and find out some detailed information Step V Discussion Group work
If you could visit the moon
1. What would you like to take with? Give some examples. 2. What problems might you meet with?
3. To solve these problems, what things must you take? Reference:
If I had the chance to visit the moon, I might take ... I might have problems such as...
The first one is···· Because ···· To solve this problem, I would take····with me. The second one is ····
(Get Ss to discuss possible solutions to the problems, and then show their discussions.)
Step V I Writing task
Write something about your visit to the moon, including things to take, problems you might meet with and how you would solve them.
巧用单元语法和句型
• 1.如果我有机会参观月球，会有一些我可能要面对的问题。 •
If I
had a chance to visit the moon , there would be some problems
I might be faced with. •
2.在地球上我们吃喝都很容易。
• On the earth ,it is
easy for us to eat and drink
• 3.在月球上，重力如此弱以至于食物会到处漂浮 • On the moon,
the gravity is so weak that the food will float around
• 4.用这种方法，这个问题就可以被解决 •
Only in this way
would the problem be solved
Emotion & science -情感与科学
(Teachers guide Ss to be interested in exploring space.) Homework课后作业
• 1. With the Internet, try to find more information of the universe.
• 2. Write something about your visit to the moon, including things to take, problems you might meet with and how you would solve them.
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